(19)
(11) EP 4 081 498 A1

(12)

(43) Date of publication:
02.11.2022 Bulletin 2022/44

(21) Application number: 20845219.3

(22) Date of filing: 17.12.2020
(51) International Patent Classification (IPC): 
C07C 17/367(2006.01)
C07C 21/185(2006.01)
 C07C 21/18(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 17/367
 
C-Sets:
  1. C07C 17/367, C07C 21/185;
  2. C07C 17/367, C07C 21/18;
(86) International application number:
PCT/IB2020/062145
(87) International publication number:
WO 2021/130626 (01.07.2021 Gazette 2021/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 23.12.2019 US 201962952582 P

(71) Applicant: 3M Innovative Properties Company
Saint Paul, Minnesota 55133-3427 (US)

(72) Inventors:
  • THALER, Arne
    41453 Neuss (DE)
  • SCHMIDT-RODENKIRCHEN, Achim
    41453 Neuss (DE)
  • MUGGLI, Mark W.
    41453 Neuss (DE)
  • MIERDEL, Konstantin
    41453 Neuss (DE)
  • HINTZER, Klaus
    41453 Neuss (DE)
  • GERDES, Thorsten
    41453 Neuss (DE)
  • DUCHESNE, Denis
    Saint Paul, Minnesota 55133-3427 (US)
  • DAHLKE, Gregg D.
    Saint Paul, Minnesota 55133-3427 (US)

(74) Representative: Mathys & Squire 
Theatinerstraße 7
80333 München
80333 München (DE)

   


(54) PROCESS OF MAKING FLUOROOLEFINS BY THERMAL DECOMPOSITION OF FLUORINATED IONOMERS